It is said that concepts of proper societal and governmental leadership were born in ancient societies, that principles from pagan religions can be seen in modern Christianity, and that even today's approach to morality and ethics is owed, for example, to ancient Greek philosophers and others from that long-ago time.
The Rise of Extremist Groups Following the Great Depression
The crash of the United States stock market on October 29, 1929 triggered a global depression in which extremist groups such as fascists and Nazis were allowed to thrive. Between the years of 1929 and 1933 prices would fall, output shrank, and unemployment soared as the world economy collapsed. The U.S. market lost two-thirds of its value, the British market one-fifth, and the German an astounding one-half.
A Brief Overview of World War II
World War II was unquestionably the largest and most significant armed conflict in human history. While it may have officially begun when Adolf Hitler's Germany invaded Poland on September 1, 1939, roots of conflict stemmed from the Paris Peace Conference of 1919 and the resulting Treaty of Versailles.
Consequences of World War I: The Paris Peace Conference and the Russian Revolutions of 1917
In what ways did the failures of both the treaties and the League aggravate the unresolved problems of the war? What were the primary internal causes of the Russian Revolutions (March and November), and what role did the war play in these two revolutions?
Class Differences in Nineteenth Century Europe
While class differences have arguably always existed, the industrial revolution and urban development of the nineteenth century "made society less unified and more diverse" in Europe, widening the gap between the upper, middle, and lower classes.
How and why the United States Became Involved in World War I and the Aftermath
On June 29, 1914, Gavrilo Princip, a Serbian nationalist lobbying for a pan-Slavic nation, murdered the Archduke Franz Ferdinand of the Austro-Hungarian Empire, triggering a series of events that led to the Great War. By the end of the following month, nearly a century of mutual defense alliance treaties had led the majority of Europe to wage war against each other.
The Silk Road
The Silk Road was an ancient international network of trade routes that connected cultures and commerce alike, from China in the East to the Mediterranean Sea in the West.
The First Crusade
The First Crusade, the initial of a series of at least eight, began in November of 1095 when Pope Urban II assembled churchmen in Clermont, France and urged Europeans to join in a military expedition against the emerging Muslims and retake the sacred city of Jerusalem, where Jesus Christ was crucified.
The Neolithic Revolution
The Neolithic Revolution was a major point in the advancement of mankind. Up until roughly 10,000 BCE humans were largely nomadic, migrating from place to place, typically in small groups or bands of about 20 to 30 people, gathering food such as fruit and insects and hunting or fishing to live.  Towards the end...
The Ancient Romans are superficially remembered for their wars and conquests, constantly battling adversaries on nearly every front, from the Etruscans in the North to the Carthaginians invading from the sea in the west. Yet, between 27 BCE and 180 CE the Roman Empire experienced a time of peace and unprecedented economic prosperity. This ~...